1121311032023 has 8 divisors (see below), whose sum is σ = 1380075116448. Its totient is φ = 887191146144.

The previous prime is 1121311032013. The next prime is 1121311032047. The reversal of 1121311032023 is 3202301131211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121311032023 - 2²² = 1121306837719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121311031986 and 1121311032004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121311032013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6161049536 + ... + 6161049717.

It is an arithmetic number, because the mean of its divisors is an integer number (172509389556).

Almost surely, 2^{1121311032023} is an apocalyptic number.

1121311032023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1121311032023 is a deficient number, since it is larger than the sum of its proper divisors (258764084425).

1121311032023 is a wasteful number, since it uses less digits than its factorization.

1121311032023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12322099273.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1121311032023 its reverse (3202301131211), we get a palindrome (4323612163234).

The spelling of 1121311032023 in words is "one trillion, one hundred twenty-one billion, three hundred eleven million, thirty-two thousand, twenty-three".